S
M
T
W
T
F
S
30
72°
55°
31
70°
52°
1
66°
52°
2
66°
59°
3
70°
57°
4
68°
55°
5
68°
50°
6
70°
48°
7
66°
55°
8
64°
52°
9
63°
48°
10
64°
43°
11
66°
48°
12
70°
46°
13
70°
54°
14
75°
54°
15
68°
54°
16
64°
52°
17
64°
52°
18
63°
50°
19
68°
55°
20
64°
50°
21
73°
45°
22
77°
55°
23
63°
45°
24
67°
53°
25
63°
47°
26
67°
49°
27
66°
47°
28
64°
50°
29
68°
57°
30
67°
53°
1
65°
51°
2
64°
50°
3
60°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Stockton-on-Tees
Stockton-on-Tees's September 2026 forecast shows daily high temperatures ranging from 60° to 68°, with overnight lows between 45° and 57°. The average high for September is 65° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Stockton-on-Tees. See also: October | November | December.